Siemens SIPROTEC 5 7VE85 - Page 9

Pulse duration connection test 11 μs
Comment:
1
All values in combination with sensors approved by Siemens.
2
Numerical aperture (NA = sin θ (launch angle))
High-Speed Measuring-Transducer Inputs, Voltage/Current (via IO210, IO212)
i
i
NOTE
Current and voltage must not be connected at the same time to one measuring-transducer input. Instead,
only connect either current or voltage. For EMC reasons, do not connect a line to an unused input (current
or voltage).
Use shielded cables.
Table 12-1 High-Speed Measuring-Transducer Inputs, Voltage
Differential voltage input channels
IO210: 4
21
IO212: 8
22
Measuring range DC -10 V to +10 V
Fault < 0.5 % of the measuring range
Input impedance 48 kΩ
Conversion principle Delta-sigma (16 bit)
Insulation test voltage between the
channels
DC 3.5 kV
Insulation test voltage with respect
to ground/housing
DC 3.5 kV
Max. permissible voltage with
respect to ground on the meas-
uring inputs
300 V
Permissible overload DC 20 V continuously
DC 60 V continuously (IO210 MT3 terminal point C9)
Measured-value repetition 62.5 μs
Insulation class IO210 ELV (Extra Low Voltage) (acc. to IEC 60255-27)
Insulation class IO212 SELV (acc. to IEC 60255-27)
Table 12-2 High-Speed Measuring-Transducer Inputs, Current
Differential current input channels
IO210: 4
23
IO212: 8
24
Measuring range DC -20 mA to +20 mA
Fault < 0.5 % of the measuring range
Input impedance, current 12 Ω
Conversion principle Delta-sigma (16 bit)
Permissible potential difference
between channels
DC 3.5 kV
Galvanic separation with respect to
ground/housing
DC 3.5 kV
Permissible current overload DC 100 mA continuously
21
The IO210 has 4 high-speed measuring-transducer inputs. They can be used either as a voltage or current input.
22
The IO212 has 8 high-speed measuring-transducer inputs. They can be used either as a voltage or current input.
23
The IO210 has 4 high-speed measuring-transducer inputs. They can be used either as a voltage or current input.
24
The IO212 has 8 high-speed measuring-transducer inputs. They can be used either as a voltage or current input.
Technical Data
12.1 General Device Data
SIPROTEC 5, Paralleling Device, Manual 709
C53000-H5040-C071-1, Edition 05.2018